The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{Penco:IPAC2017-WEPAB037}
\bibitem{Penco:IPAC2017-WEPAB037}
G. Penco, E. Allaria, S. Bassanese, P. Cinquegrana, S. Cleva, M.B. Danailov, \emph{et al.},
% G. Penco, E. Allaria, S. Bassanese, P. Cinquegrana, S. Cleva, M.B. Danailov, A.A. Demidovich, S. Di Mitri, M. Ferianis, G. Gaio, D. Gauthier, L. Giannessi, M. Predonzani, F. Rossi, E. Roussel, S. Spampinati, and M. Trovò,
% G. Penco \emph{et al.},
\textquotedblleft{Two-Bunch Operation at the FERMI FEL Facility}\textquotedblright,
% in \emph{Proc. IPAC2017}, pp. 2663--2665,
% in \emph{Proc. IPAC2017}, Copenhagen, Denmark, May 2017, paper WEPAB037, pp. 2663--2665,
in \emph{Proc. 8th Int. Particle Accelerator Conf. (IPAC'17)},
Copenhagen, Denmark, May 2017, paper WEPAB037, pp. 2663--2665,
% ISBN: 978-3-95450-182-3,
\url{http://jacow.org/ipac2017/papers/wepab037.pdf},
\url{https://doi.org/10.18429/JACoW-IPAC2017-WEPAB037}, 2017.